we all can be batman. >> reporter: his suit is tailor made and cost five grand. the transformation takes 45 minutes. >> is there an option of using the bathroom when you're wearing this? >> not really. >> hello, batman. >> reporter: but the kids, and he sees hundreds of them a year, love it. >> nice to meet you. >> i saw the kids in there, and my heart is breaking. and on the inside, i'm crying like a little baby. >> reporter: he walks in, lenny, a man with flaws in a bat suit and he walks out a superhero. dan harris, abc news, baltimore. >> good costume. good car. good heart. but, you know -- good cause. i don't see bat girl, though. that's what i wanted to see. he needs a partner in crime. and there she is. >> flying around. doing good. >> role play. >> i'm going to get that for my husband. he might actually like it.